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河北保定地区定州市科委与北京农科院用消过毒的炉灰作培养基,浇灌营养液,在温室里培育草莓。今年三月收获第一茬,亩产达500多公斤。这种室内无土栽培出的果实个大汁
Dingzhou Municipal Science and Technology Commission and the Beijing Academy of Agricultural Sciences, Baoding, Hebei, use ashes as a medium for disinfection, watering the nutrient solution and cultivating the strawberry in the greenhouse. The first crop was harvested in March this year, with a per-mu yield of over 500 kilograms. This indoor soilless cultivation of fruit a big juice